The liquor, beer and wine are difficult for the liver to metabolise.
People with liver disease should never drink alcohol at all.
Mixing alcohol with painkiller or other types of medications can be dangerous to your liver.
The mixture of alcohol and acetamonophen (an ingredient in pain killers and cough medication) can cause sudden, sever hepatitis ande even fatal liver failure.
[Information source: S.Y. Chong (2010), Taking care of your liver, The Star 25 July 2010].